Mica, Beryllium Mines

18Total Sites
4Active

Mica, Beryllium Mining in the United States

Federal databases document 18 mica, beryllium-related mine and mineral deposit locations across the United States. Of these, 4 (22%) are currently active operations tracked by MSHA. These records span active mines, past producers, mineral prospects, and geological occurrences identified through federal surveys.

Top States

StateSites
Colorado10
South Dakota5
New Mexico1
Idaho1
Arizona1

Notable Sites

MineStateCountyStatus
Brown Derby Dike #1ColoradoGunnisonProducer
Buckhorn Mica MineColoradoLarimerProducer
Grover MineColoradoClear CreekProducer
White Spar #1, #2ColoradoGunnisonProducer
Apex ClaimSouth DakotaCusterPast Producer
Buster No 3 ClaimSouth DakotaCusterOccurrence
Crown MineSouth DakotaCusterPast Producer
El CaminoNew MexicoRio ArribaProspect
Gilt Edge Mica MineSouth DakotaPenningtonPast Producer
H G & S No. 3 MineColoradoLarimerOccurrence
Humphrey Beryl ProspectColoradoLarimerOccurrence
Lewis Beryl ProspectColoradoLarimerOccurrence
Lodge Pole MineColoradoLarimerPast Producer
Lukes Hoist AreaArizonaYavapaiProspect
Mica-Beryl ProspectColoradoLarimerOccurrence
Muscovite MineIdahoLatahPast Producer
Plate Mica ProspectSouth DakotaPenningtonPast Producer
Silica Beryl MineColoradoLarimerPast Producer